Disk-sharpener.



J. R. IUTTWLILEI. Ml! Illlfllll. "mom" mn nu". um.

1.008.695. v mem un. n mi.

meta? ihe'disk' I, adjmrent. its perilihei'y, aml ii'i a direction approximately radial with resperi. to the. disk. '1`lie grooved whfel .l will engage with the periphery of the disk 2i. land constitute. a means for holding the frnaling'wheel IT against. lateral displasiauient. in a horizontal direction. from the disk 2t. 't'he spring portion 30 of the arm 2V will exert a downward pressure n ion the trame Il. ai'ul thus the grinding w ieel 1T will be held against the dish 3, against iipwai-d displacement. vertically. The spring.' portii'in 2Q of the ai'ui 26 will thriistfagai'iis'tthe i'raiiie 'l, ho ding the drive wheel il in operative, relation with respect. tu the disk il. Obviously, by moving the nut.

S22 upon the. shaft lt), the. tension ofV the springs 2() maybe adjusted. .\lso, by ro- .xert a lateral 3. device of the class described eoinprlt l ing a vt'rauie; a rotatable drive member jonrl ber joiiriuiled iu the frame and adapted to iialed therein and adapted to en'fage thedisk to be sharpened; a rotatable abrading meinengage the disk to sharpen the same: ini-am fm operatively connecting the drive member iiiiil-lhe'abradiiig-mhbcl'; a slm l't mounted for longitudinal sliding movement. Iin the.

trame, nml having a poi'tioii adapted'to engage the periphery of the. disk, to hohl lthe abrading member theieagainst: and spring -meaus for liiiiitiug the sliding ino'venieut of the. shaft.; and means for securing the.

l'i'anie to the implement .of which the disk Vconstitutes a part.

ft.v A device o`t" the class described compristion It() of the spring iiriii 26 may be adjusted.

l"rom the foregoing it will be seen thatl when the` disk t rotates, the same will iinpa'it a rotation to the drive wheel 3, the. drive wheel 2t actuating the drive shalt. 10, the wheel 12 of which, meshing into the wheely 16, will actuate the auxiliary shaft. 15, thei auxiliary shalt 15', in its turn, serving tol i rotate the grinding wheel 17. f

lt desired, a simple chimp 'of the typey shown in Fig. 8, and denoted by the numeral 32, may be provided. 1f desired, the; angle bracket. Q3 may he. removed from the; frame 4, the frame t being secured to the ela'mp 39., the device, under sneh eireumyy stances, being adapted to be employed nponf a bench, or other support, for the sharpen-i ing of tools. To facilitate this operatioin': the drive wheel 11 may, if desired, be pro-s i vided with a suitable operating handle 33j l of any construction. i Having thus described the invention,what; i is claimed isz- 1. A device of the class described eoin l prising a. frame; a rotatable driving memi ier journaled therein nml 'adapted to bem' I directly against the disk to be sharpened and to be inde iendently rotated by engagement l with the disk; a rotatable abradinf;` member l jonrnalcd in the frame and adapted to enl gage the disk, to sharpen the saine; means for operatively connecting the drive meinl her and the abrading member; and meansl i for securing,1r the frame to the implement otwhich the disk constitutes a part'.

Q. A device of tht` class described comprising a finiiic; n rotatable. drive iiieiiiber joiii i iialed therein and adapted to bear directlyA against the disk to be sharpened aml to be, i inde iendently rotated by engagement. withf the disk; a rotatable abi'adiug iiieiiibei` jour-i naled in the frame and adapted to engage the disk to sharpen the same; means for op-e eratively connecting the drive member and' the abrading member; ,vieldable means-` upon the frame for engaging the peri ihery of the disk to hohl the abi-ailing inem er i ihereagainst; aiul means for securing the frame to the implement ot which the disk i emistltutesapar naled therein and adapted to engage 'the disk to be sharpened; a rotatable ahrading imeinber journaled in the frame. and adapted to engage. the disk to sharpen the saine; 'means for operatively connecting the drive member uml the abrading member; a shaft. journaled for rotation in the frame, and longitudinally slidablel therein, the shaft having an element adapted to engage the pe riphery ol the disk, to hohl the. abi-ailing member thereagainst.; compression springsl upon the. slm it, bearing against opposite portions of the frame; means u ion the shaft. for adjusting the tension of t.ie. springs; and means for securingl the frame to the implement of which the disk constitutes a part.

5. A device. of the 'class described coinprising a. frame; a rotatable drive member journalcd therein and adapted to bear directly afvainst the disk to he sharpened and to be inependently rotated by engagement with the disk; a rotatable abrading member joinnaled in the frame and adapted to engage. the disk to sharpenthe same; means for operatively connecting the drive inembor and the abrading member; a spring arm connected with the frame and adapted to hold the rotatable member against the disk; and means 'for securing the aiin to the iinplementl of which the ,disk constitutes a part. 6. A device of the class described comprisine` a fraaie; a rotatable drive member )oui'naled therein and adapted to engage the disk to be sharpened; a rotatable abrading member journaled in the frame and adapted lo engage the disk to sharpen the same; means for o ieratively connecting the drive member aml the abradingmember; yieldtibly supported means, slidable and rotatable in the frame, and adapted to engage the periphery of the disk, to hohl the abrading member thereagainst; a spring arm fuliiriuned upon the frame; means for seein-ine the arin to the implement. of which the disk .'onst-itutes a um; and means for adjusting the tension o the arm.

'a'. A device ol the class described comprising a frame; a rotatable drive member jour-4 ualed therein and adapted to engage the .lisk to he sharpened; n rotatable abrad'incr nember'jonrnaled in the fraiue and adapted :o engage the disk to sharpen the saine;

:nouns for oporiitively connecting the dii\'c :irni fiileliiiiiied iiiteriiindizitii its ends iiliini the fi'iiiiie, n'iid yiililiilile iii :iiigiihirly disl-iosed diieotoii. tlie iiriii, when yielding: iii

riiiirlirectioii, stirring totlii'iist the driving.' iinnnliei' iigziiiist, the disk, the. iiriii when wielding,r in the. other direction, serving to press the iilirzidiiig.iiieiiiheiI ngniiist the disk; sind ineniis for scouring the ni'm to the inipleiiieiit of which the disk constitutes n pnrt.

S. device of tho ehiss deser'ihed oniniii'liiiiipr ii i'rniiie; ii i'ntiit-iilile drive nieniher. Joiiriniled therein iiiid iiilnpt ed to engage the disk to be sharpened; ii rointzihle. nhrniliiig iiieiiihei' joiiiiinlod in the trziine iiiid iidiipted iiieniis for operiitively ooiineotiii" the drive iiiembei` niid tlic nlniiding mein ver; inenns l yieldnlily supported for iotntiizn niid lni' sliding movement in the frniiie, nnd iiihipted to engnge the disk to hold the iihriidiiig ineiiiliei' iigiiinst the Home; n spring iii-iii fiilto engage the disk to slnirlieii the lwinne;

l i Il 1 rriimed iiitoiiiiediiito its i-iifls npon the ironie2 nnil yieldnlile iii niigiilairly dispohod directions, tlie ni'ni, wlien yielding iii one diilie drire iiienilier ngniist the disk, the nriii when yielding in the other direction. consti? "ineinhri niiil'theidirnili'iig ineiiilie ii spi-nmf tiiiiiig n inenns for holding the nhriidiig'.

1 meinlier ngiiiiist the disk: iiieniis'foi' cong neet-ing one end of the arm with the implel ment of which the disk constitutes xi yin-t; i und inenns ciigngng tlic other end o tliiii iii'iii rind the friinie, to iidjiist the tension qt"` the iiriii.

t il iecton, constituting ii iiienns foi' holding l In testimony tliiit I clniin the foregoing usi I iiiy own, I have hereto n tlixed my iiiignzitiirei A in the presence of two witnesses. l

J OI'lN R. BUT'IWEHJIR. Witnesses:

l l l. F. 'i-moninzn, I.

Jeux W. Kumi. 

